This week the DVD Savant has a number of new reviews and articles including: Black Sabbath -Mario Bava's scary omnibus of horror tales reaches Region A Blu-ray in its original Italian version and with a stunning HD transfer; Showdown at Boot Hill - Charles Bronson is a bounty hunter who catches his prey in a small town, only to find that the townspeople are friends with the dead murderer, and won't identify his body; and El Sicario Room 164 - A harrowing documentary: a narco hitman tells us the truth of how he kidnapped, tortured and murdered for the Mexican drug cartels. Read all this and more in this week's DVD Savant.